The 4th Bio-Organic Geochemistry Conference was held in Tongji Uni. on Oct.22-23 in Shanghai. Several members of NSFC Group of Innovation joined this conference including Prof. Meixun Zhao, Prof. Peng Yao, Prof. Xuchen Wang and Prof. Xiaohua Zhang. The overseas expert of the 111 project Prof. Thomas Bianchi from Uni. of Florida gave a report in the conference.